Observing HTI’s Da’wah Movement Following Perppu Number 2 of 2017 Concerning Community Organizations by Fatmawati Fatmawati, Kalsum Minangsih, Siti Mahmudah Noorhayati

“…Previously known as the 411, the 212, and the 505 Muslim Movements which were led HTI people, then after the HTI dissolution, this organization seemed to be in suspended animation and vanished without a trace. Even HTI’s preaching movements on various online media under the organization’s guidance have been difficult to find. …”
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Magnetocaloric effect in aluminum doped ErCr1−xAlxO3 orthochromites by Jolaikha Sultana, Asraf Sawon, Grace Brzykcy, Arjun K. Pathak, Sanjay R. Mishra

“…X-ray diffraction confirmed that samples were orthorhombic phases with the Pbnm space group without a trace of any impurity. As analyzed via Rietveld refinement of XRD data, structural parameters such as lattice parameters, volume, bond angle, and bond lengths were affected by doping nonmagnetic Al3+ in the compound. …”
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In search of the New Farmers of America by Bobby Smith

“…—Michel-Rolph Trouillot, Silencing the Past, p. 27 On October 13, 1965, the New Farmers of America (NFA) disappeared without a trace. The organization had operationalized one of the largest Black youth farm movements in American history and boasted a membership of over 50,000 Black farm boys studying vocational agriculture in public high schools in 18 states across the South and parts of the East Coast. …”
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Strategi Preservasi Digital di Perpustakaan UIN Sunan Kalijaga Yogyakarta by Musrifah Musrifah

“…The challenges faced in implementing digital preservation, that is information in digital form is difficult to survive in the long time, the files are preserved to virus attacks and hackers, file corrupted digital collection, and; digital collection of material is lost suddenly and without a trace.…”
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Crimes of Reason: On Mind, Nature, and the Paranormal by Stephen E. Braude by Stan McDaniel

“…The first of these is "Memory Without a Trace," Braude's definitive rejection of the theory that memory consists of data stored in the brain. …”
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The plague, a metal monster, and the wonder of Wanda: in pursuit of the performance style A praga, o monstro de metal e a maravilha de Wanda: em busca do estilo de performance by David Kjar

“…The claim of having achieved "authenticity" in performance has today almost disappeared without a trace. However, Richard Taruskin's efforts to disprove the premise through a series of articles in the 1980s still beg important questions, such as exactly what are the origins of the early music movement's performance style and which performers had a role in its transmission? …”
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FEATURES OF LAPAROSCOPIC HYSTERECTOMY IN WOMEN WITH A HISTORY OF CESAREAN SECTION by Azim A. A.

“…Cesarean section does not pass without a trace for patients. Adhesive process of varying severity is observed in almost all women with abdominal delivery in history. …”
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Multi-wavelength brillouin-erbium fiber laser utilizing bismuth-oxide erbium doped fiber incorporating high and low nonlinear fibers by Salem, Ramzia

“…In this design, the tuning range is enhanced significantly reaching 54 nm from 1566 -1620 nm, at 264 mW pump power and 5 mW BP power, without a trace of self-lasing throughout, utilizing 22 km Vascade® L1000 along with 50 m PCF. …”
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